20177930

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:422

約数の個数: 32

約数和(自身を含む): 37274688

約数和(自身を除く): 17096758

約数列:

[1, 2, 5, 10, 73, 131, 146, 211, 262, 365, 422, 655, 730, 1055, 1310, 2110, 9563, 15403, 19126, 27641, 30806, 47815, 55282, 77015, 95630, 138205, 154030, 276410, 2017793, 4035586, 10088965, 20177930]

約数ペア:

[(1, 20177930), (2, 10088965), (5, 4035586), (10, 2017793), (73, 276410), (131, 154030), (146, 138205), (211, 95630), (262, 77015), (365, 55282), (422, 47815), (655, 30806), (730, 27641), (1055, 19126), (1310, 15403), (2110, 9563)]